From 7e95d924c9067d9d643fc3b533f777ea7a5234d7 Mon Sep 17 00:00:00 2001
From: William Hubbs <w.d.hubbs@gmail.com>
Date: Thu, 27 Dec 2018 16:31:15 -0600
Subject: [PATCH] bash-completions/rc-service: allow tab to be used again

X-Gentoo-Bug: 670290
X-Gentoo-Bug-URL: https://bugs.gentoo.org/670290
---
 bash-completion/rc-service | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/bash-completion/rc-service b/bash-completion/rc-service
index b4e7709f..b54a2cfb 100644
--- a/bash-completion/rc-service
+++ b/bash-completion/rc-service
@@ -91,11 +91,14 @@ _rc_service()
 			done))
 			return 0
 		elif [[ ${COMP_CWORD} -eq 2 ]] && [[ ${prev} != -* ]]; then # if second word typed and we didn't type in a function
-			filename=$(rc-service --resolve ${prev})
-			opts=$(cat ${filename} | grep "^\w*()" | sed "s/().*$//")	# Greps the functions included in the init script
-			if [[ "x${opts}" == "x" ]] ; then			   # if no options found loosen the grep algorhythm
-				opts=$(cat ${filename} | grep "\w*()" | sed "s/().*$//")
-			fi
+			rc-service --exists "$prev" || return
+			shopt -s extglob
+			while read -r _ line; do
+				if [[ $line == +([[:alnum:]_]):* ]]; then
+					opts+="${line%%:*} "
+				fi
+			done < <(rc-service "$prev" describe 2>&1)
+			shopt -u extglob
 			COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) )
 			return 0
 		fi